X.Org X server, XWayland: Multiple Vulnerabilities — GLSA 202210-30

Multiple vulnerabilities have been discovered in the Xorg Server and XWayland, the worst of which can result in remote code execution.

Affected packages

x11-base/xorg-server on all architectures
Affected versions < 21.1.4
Unaffected versions >= 21.1.4
x11-base/xwayland on all architectures
Affected versions < 22.1.3
Unaffected versions >= 22.1.3

Background

The X Window System is a graphical windowing system based on a client/server model.

Description

Multiple vulnerabilities have been discovered in X.Org X server and XWayland. Please review the CVE identifiers referenced below for details.

Impact

Please review the referenced CVE identifiers for details.

Workaround

There is no known workaround at this time.

Resolution

All X.Org X server users should upgrade to the latest version:

 # emerge --sync
 # emerge --ask --oneshot --verbose ">=x11-base/xorg-server-21.1.4"
 

All XWayland users should upgrade to the latest version:

 # emerge --sync
 # emerge --ask --oneshot --verbose ">=x11-base/xwayland-22.1.3"
 

References

Release date
October 31, 2022

Latest revision
October 31, 2022: 1

Severity
high

Exploitable
remote

Bugzilla entries